A button that stopped working has probably led to more than a few smashed remotes over the years. Fortunately [pescado99] has shared a beautifully simple cure for dead or dying remote buttons: grap…
Surprisingly, the youtube comments contain useful information, too.
Dummy here. Reads to me as a regional brand name and an ambiguous generic term. Would soaking in naphtha work?
A quick search for the mentioned product names found their safety data sheets:
https://www.crcindustries.com/media/msdsen/msds_en-1003333.pdf
https://www.tmkpackers.co.nz/wp-content/uploads/FUELITE-TMK-SDS-ISSUE-6.pdf