Intuitively I would assume that a single event would either not release enough energy to start a feedback loop or destroy the planet altogether, but I have no idea how to calculate that.

The greenhouse effect won’t even start if the greenhouse gases are frozen on the surface

As far as I know, yes.

In some regions of Germany, beer wasn’t traditionally as common as you might expect. By watering down wine, you get a beverage with a similar alcohol content like beer which you can drink in similar contexts - for example, it’s not a great idea to drink undiluted wine when you’re sitting outside on a hot summer day

You can mix carbonated water and wine - that’s called Weinschorle in German

I don’t think making semiconductors at home is explicitly illegal anywhere, but I doubt hobbyists can legally buy or synthesize many of the chemicals you’d need