in a magnifying glass the glass is special type of glass. glasses lense are made of lint glass. magnifying glass is made of a thick glass. telescopes and magnifying glasses both use thicker glass than the usual. hope i helped you.
Its like water. Can you smell water? NO! So the cold things have ice on them, and the ice is made of water. You can't smell it. You can't smell boiling water either, so that argument doesn't hold....