More to explore:
Clog free glue lids. Coat inside with oil.
USEFUL CRAFT TIP - CLOG FREE WHITE GLUE CAPS - what every elementary teacher would appreciate
clog free glue. this is life changing in a primary classroom
soak glue caps in vegetable oil for clog free glue
Easy Clog-Proof Glue Bottles - put a little oil inside cap then rinse for a clog free glue cap