Homemade Pellet Traps How To Dispose Of Lead Pellets?

How to dispose of lead pellets? - homemade pellet traps

I have stacked the case of a ball home from a cardboard box with a pile of old notebooks. Recently, I realized I was hit by it by attrition about 400 tours. Now I have a box filled with lead shot. What can I throw? Is it safe to throw away, easy?