Connections Hint Today Tue, Apr 22 #720

Need help with Connections puzzle #720 on Tue, Apr 22? Get your daily connections hint today! Find the hidden links between these 16 words: AXE, CUT, DROP, SCRAP, CLAY, GLAZE, KILN, WHEEL, BANANA PEEL, EEL, GREASE, ICE, FIRE, LIGHTNING, SUN, VOLCANO