diff --git a/js/sim/behaviours/solidifier.js b/js/sim/behaviours/solidifier.js
index 1096843..1a6a357 100644
--- a/js/sim/behaviours/solidifier.js
+++ b/js/sim/behaviours/solidifier.js
@@ -13,7 +13,8 @@ class SolidifierBehaviour extends Behaviour {
 
     solidify(particleToSolidify, grid) {
         particleToSolidify.removeBehaviour('Moves');
-        particleToSolidify.elementType = 'Solid';
+        particleToSolidify.removeBehaviour('MovesToSideRandomly');
+        particleToSolidify.elementType = 'Powder'
         particleToSolidify.color = particleToSolidify.color.subtract(new Color(0, 0, -10));
     }