diff --git a/js/molarity/view/ConcentrationSoundGenerator.js b/js/molarity/view/ConcentrationSoundGenerator.js
index 6215b08e..10f46d25 100644
--- a/js/molarity/view/ConcentrationSoundGenerator.js
+++ b/js/molarity/view/ConcentrationSoundGenerator.js
@@ -14,8 +14,6 @@ import noSoluteSound from '../../../sounds/soft-no-solute-v2_mp3.js';
 import molarity from '../../molarity.js';
 import MolarityConstants from '../MolarityConstants.js';
 
-// sounds
-
 // constants
 const NUM_SOLUTE_BINS = 13; // empirically determined to produce sounds as frequently as needed but not TOO frequently
 const NUM_VOLUME_BINS = 10; // empirically determined to produce sounds as frequently as needed but not TOO frequently
diff --git a/js/molarity/view/MolarityScreenView.js b/js/molarity/view/MolarityScreenView.js
index 89bc7397..3428a38c 100644
--- a/js/molarity/view/MolarityScreenView.js
+++ b/js/molarity/view/MolarityScreenView.js
@@ -54,8 +54,7 @@ const solutionVolumeString = molarityStrings.solutionVolume;
 const unitsLitersString = molarityStrings.units.liters;
 const unitsMolesString = molarityStrings.units.moles;
 
-// sounds
-
+// strings
 const beakerSolutionControlsString = molarityStrings.a11y.beakerSolutionControls;
 const solutionValuesHelpTextString = molarityStrings.a11y.solutionValuesHelpText;
 const soluteAmountNoNewlineString = molarityStrings.a11y.soluteAmountNoNewline;
diff --git a/js/molarity/view/PrecipitateSoundGenerator.js b/js/molarity/view/PrecipitateSoundGenerator.js
index 1e5a7c55..e946b302 100644
--- a/js/molarity/view/PrecipitateSoundGenerator.js
+++ b/js/molarity/view/PrecipitateSoundGenerator.js
@@ -13,8 +13,6 @@ import SoundClip from '../../../../tambo/js/sound-generators/SoundClip.js';
 import precipitateSound from '../../../sounds/precipitate_mp3.js';
 import molarity from '../../molarity.js';
 
-// sounds
-
 // constants
 const ONE_OCTAVE_NOTE_MULTIPLIERS = [ 1, 1.122, 1.260, 1.414, 1.587, 1.782 ]; // whole tone scale
 const NUM_OCTAVES = 2;
diff --git a/js/molarity/view/SoluteComboBox.js b/js/molarity/view/SoluteComboBox.js
index cbdcba74..c5055e38 100644
--- a/js/molarity/view/SoluteComboBox.js
+++ b/js/molarity/view/SoluteComboBox.js
@@ -25,8 +25,6 @@ const soluteString = molarityStrings.solute;
 
 const soluteComboBoxHelpTextString = molarityStrings.a11y.soluteComboBoxHelpText;
 
-// sounds
-
 class SoluteComboBox extends ComboBox {
   /**
    * @param {Solute[]} solutes
diff --git a/js/molarity/view/SoluteSelectionSoundGenerator.js b/js/molarity/view/SoluteSelectionSoundGenerator.js
index 314a6c46..20831aa9 100644
--- a/js/molarity/view/SoluteSelectionSoundGenerator.js
+++ b/js/molarity/view/SoluteSelectionSoundGenerator.js
@@ -18,8 +18,6 @@ import compoundWLowPassFilter008Sound from '../../../sounds/compound-w-low-pass-
 import compoundWLowPassFilter009Sound from '../../../sounds/compound-w-low-pass-filter-009_mp3.js';
 import molarity from '../../molarity.js';
 
-// sounds
-
 // sounds
 const selectionSounds = [
   compoundWLowPassFilter001Sound,