C, atomic number
HOPE THIS HELPS! have a good day
Answer:
benefits: can help reduce waste in land fills, and promotes reusability (turned into different products)
drawbacks: can be much more expensive to salvage than to just throw it in a landfill, and most of the time products cannot be recycled effectively due to its material.

chlorine's atomic number and mass :
35,453 u

☝️follow the rules of brainly!
The answer is heat.
To use a glue gun, it has to use heat to heat up so that it can melt the glue.