So 3M now sell Extreme Post-Its. The promo website has pictures of them being used on oilrigs, on frozen pipes, on cars. Of course I had to have some.

I asked for suggestions for what to test them on. Twitter didn't disappoint.

However, a snag:

So now the guilt sets in. These bad puppies are extreme...ly bad for the environment. Can't recycle them, and I suspect, you probably shouldn't burn them either.

That suggests to me that you should only ever use them to label things that need to be labelled for eternity, like nuclear waste.

Meanwhile, here are some of the tests I've run:

postit on a hot lamp postit in some hot coffee postit postit postit postit