Arfa Daily wrote:

Fling the bloody stuff out in space, that's what I say ! Take a
container-full up in the space shuttle, then push it off in the general
direction of the sun. Gravity will get it in the end. Doesn't really
matter whose, as long as it's not the earth's ... :-)

That's not a good solution. Two reasons:

(1) It's expensive to get heavy stuff into orbit.

(2) Challenger.

Andy