diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c72b4d0..5c8dc4c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -44,7 +44,6 @@ jobs:
         run: |
           npm install
           npm run package
-          npm login
           npm publish ./package
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
diff --git a/src/lib/ElementHeading.svelte b/src/lib/ElementHeading.svelte
index 555a058..1e1bef6 100644
--- a/src/lib/ElementHeading.svelte
+++ b/src/lib/ElementHeading.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-  import type { ChemicalElement } from './types'
+  import type { ChemicalElement } from './'
 
   export let element: ChemicalElement
   export let style = ``
diff --git a/src/lib/ElementTile.svelte b/src/lib/ElementTile.svelte
index 2726131..62cf4d5 100644
--- a/src/lib/ElementTile.svelte
+++ b/src/lib/ElementTile.svelte
@@ -1,6 +1,6 @@
 <script lang="ts">
+  import type { ChemicalElement } from '.'
   import { pretty_num } from './labels'
-  import type { ChemicalElement } from './types'
 
   export let element: ChemicalElement
   export let bg_color: string | null = null
diff --git a/src/lib/PeriodicTable.svelte b/src/lib/PeriodicTable.svelte
index ce41e6f..a3d2a43 100644
--- a/src/lib/PeriodicTable.svelte
+++ b/src/lib/PeriodicTable.svelte
@@ -2,11 +2,11 @@
   import { extent } from 'd3-array'
   import type { ScaleLinear } from 'd3-scale'
   import { scaleLinear, scaleLog } from 'd3-scale'
+  import type { ChemicalElement } from '.'
   import element_data from './element-data'
   import ElementPhoto from './ElementPhoto.svelte'
   import ElementTile from './ElementTile.svelte'
   import { active_category, active_element, last_element } from './stores'
-  import type { ChemicalElement } from './types'
 
   export let show_names = true
   export let show_numbers = true
diff --git a/src/lib/ScatterPlot.svelte b/src/lib/ScatterPlot.svelte
index 43d868a..d69a6fa 100644
--- a/src/lib/ScatterPlot.svelte
+++ b/src/lib/ScatterPlot.svelte
@@ -2,12 +2,12 @@
   import { bisector, extent } from 'd3-array'
   import type { ScaleLinear } from 'd3-scale'
   import { scaleLinear } from 'd3-scale'
+  import type { ChemicalElement, PlotPoint } from '.'
   import element_data from './element-data'
   import { pretty_num } from './labels'
   import Line from './Line.svelte'
   import ScatterPoint from './ScatterPoint.svelte'
   import { active_element } from './stores'
-  import type { ChemicalElement, PlotPoint } from './types'
 
   export let style = ``
   export let x_lim: [number | null, number | null] = [null, null]
diff --git a/src/lib/index.ts b/src/lib/index.ts
index a768fa6..7ae82ed 100644
--- a/src/lib/index.ts
+++ b/src/lib/index.ts
@@ -1,6 +1,6 @@
 export { default as BohrAtom } from './BohrAtom.svelte'
 export { default as ColorCustomizer } from './ColorCustomizer.svelte'
-export { default as element_data } from './element-data.ts'
+export { default as element_data } from './element-data'
 export { default as ElementPhoto } from './ElementPhoto.svelte'
 export { default as ElementStats } from './ElementStats.svelte'
 export { default as ElementTile } from './ElementTile.svelte'
@@ -8,4 +8,60 @@ export { default, default as PeriodicTable } from './PeriodicTable.svelte'
 export { default as ScatterPlot } from './ScatterPlot.svelte'
 export { default as TableInset } from './TableInset.svelte'
 export { default as Toggle } from './Toggle.svelte'
-export * as types from './types.ts'
+
+export type Category =
+  | `diatomic nonmetal`
+  | `noble gas`
+  | `alkali metal`
+  | `alkaline earth metal`
+  | `metalloid`
+  | `polyatomic nonmetal`
+  | `transition metal`
+  | `post-transition metal`
+  | `lanthanide`
+  | `actinide`
+
+export type ChemicalElement = {
+  appearance: string
+  atomic_mass: number
+  atomic_radius: number
+  boiling_point: number | null
+  category: Category
+  column: number // aka group, in range 1 - 18
+  covalent_radius: number
+  density: number
+  discoverer: string
+  electron_affinity: number
+  electron_configuration_semantic: string
+  electron_configuration: string
+  electronegativity_pauling: number | null
+  electronegativity: number | null
+  first_ionization: number
+  ionization_energies: number[]
+  jmol_color: string
+  melting_point: number | null
+  metal: boolean | null
+  metalloid: boolean | null
+  molar_heat: number | null
+  n_electrons: number
+  n_neutrons: number
+  n_protons: number
+  n_shells: number
+  n_valence: number
+  name: string
+  natural: boolean | null
+  nonmetal: boolean | null
+  number_of_isotopes: number
+  number: number
+  phase: 'Gas' | 'Liquid' | 'Solid'
+  radioactive: boolean | null
+  row: number // != period for lanthanides and actinides
+  shells: number[]
+  specific_heat: number
+  spectral_img: string
+  summary: string
+  symbol: string
+  year: number | string
+}
+
+export type PlotPoint = [number, number, ChemicalElement]
diff --git a/src/lib/labels.ts b/src/lib/labels.ts
index d26d572..db5793e 100644
--- a/src/lib/labels.ts
+++ b/src/lib/labels.ts
@@ -1,4 +1,4 @@
-import type { ChemicalElement } from './types'
+import type { ChemicalElement } from '.'
 
 // TODO add labels and units for all elemental properties
 export const property_labels: Partial<
diff --git a/src/lib/stores.ts b/src/lib/stores.ts
index f0cc2e5..f602957 100644
--- a/src/lib/stores.ts
+++ b/src/lib/stores.ts
@@ -1,5 +1,5 @@
 import { writable } from 'svelte/store'
-import type { Category, ChemicalElement } from './types'
+import type { Category, ChemicalElement } from '.'
 
 export const active_category = writable<Category | null>(null)
 
diff --git a/src/lib/types.ts b/src/lib/types.ts
deleted file mode 100644
index bfc9c34..0000000
--- a/src/lib/types.ts
+++ /dev/null
@@ -1,56 +0,0 @@
-export type Category =
-  | `diatomic nonmetal`
-  | `noble gas`
-  | `alkali metal`
-  | `alkaline earth metal`
-  | `metalloid`
-  | `polyatomic nonmetal`
-  | `transition metal`
-  | `post-transition metal`
-  | `lanthanide`
-  | `actinide`
-
-export type ChemicalElement = {
-  appearance: string
-  atomic_mass: number
-  atomic_radius: number
-  boiling_point: number | null
-  category: Category
-  column: number // aka group, in range 1 - 18
-  covalent_radius: number
-  density: number
-  discoverer: string
-  electron_affinity: number
-  electron_configuration_semantic: string
-  electron_configuration: string
-  electronegativity_pauling: number | null
-  electronegativity: number | null
-  first_ionization: number
-  ionization_energies: number[]
-  jmol_color: string
-  melting_point: number | null
-  metal: boolean | null
-  metalloid: boolean | null
-  molar_heat: number | null
-  n_electrons: number
-  n_neutrons: number
-  n_protons: number
-  n_shells: number
-  n_valence: number
-  name: string
-  natural: boolean | null
-  nonmetal: boolean | null
-  number_of_isotopes: number
-  number: number
-  phase: 'Gas' | 'Liquid' | 'Solid'
-  radioactive: boolean | null
-  row: number // != period for lanthanides and actinides
-  shells: number[]
-  specific_heat: number
-  spectral_img: string
-  summary: string
-  symbol: string
-  year: number | string
-}
-
-export type PlotPoint = [number, number, ChemicalElement]
diff --git a/src/routes/[slug]/+page.svelte b/src/routes/[slug]/+page.svelte
index 781b79f..666fa3f 100644
--- a/src/routes/[slug]/+page.svelte
+++ b/src/routes/[slug]/+page.svelte
@@ -1,4 +1,5 @@
 <script lang="ts">
+  import type { ChemicalElement } from '$lib'
   import { element_data } from '$lib'
   import BohrAtom from '$lib/BohrAtom.svelte'
   import ElementHeading from '$lib/ElementHeading.svelte'
@@ -8,7 +9,6 @@
   import PeriodicTable from '$lib/PeriodicTable.svelte'
   import ScatterPlot from '$lib/ScatterPlot.svelte'
   import { active_element, heatmap_key } from '$lib/stores'
-  import type { ChemicalElement } from '$lib/types'
   import PrevNextElement from '$site/PrevNextElement.svelte'
   import PropertySelect from '$site/PropertySelect.svelte'
   import { extent } from 'd3-array'
diff --git a/src/site/PrevNextElement.svelte b/src/site/PrevNextElement.svelte
index 4c4d789..c395aa9 100644
--- a/src/site/PrevNextElement.svelte
+++ b/src/site/PrevNextElement.svelte
@@ -1,8 +1,8 @@
 <script lang="ts">
+  import type { ChemicalElement } from '$lib'
   import Icon from '@iconify/svelte'
   import ElementPhoto from '../lib/ElementPhoto.svelte'
   import ElementTile from '../lib/ElementTile.svelte'
-  import type { ChemicalElement } from '../lib/types'
 
   export let prev: ChemicalElement
   export let next: ChemicalElement
diff --git a/src/site/PropertySelect.svelte b/src/site/PropertySelect.svelte
index e1a4c4b..d5e6abc 100644
--- a/src/site/PropertySelect.svelte
+++ b/src/site/PropertySelect.svelte
@@ -1,8 +1,8 @@
 <script lang="ts">
+  import type { ChemicalElement } from '$lib'
   import Select from 'svelte-multiselect'
   import { heatmap_labels } from '../lib/labels'
   import { heatmap_key } from '../lib/stores'
-  import type { ChemicalElement } from '../lib/types'
 
   export let value: keyof ChemicalElement | null = null
   export let selected: string[] = []