One scoop per 20-odd litres. I can weigh it tomorrow for you.
I (try to) rinse all my bottles when I empty them, then just sanitise on bottling day. Usually find 5 or 6 that have somehow missed the rinse cycle and look nasty inside. An overnight soak in boiling percarbonate and they look...
Do you mean in a fridge/similar fermentation chamber but without active cooling (i.e. fridge unplugged); or just sitting the fermenter on the garage floor/table with the heat belt?
Gas solubility depends on pressure and temperature. So even though the beer in the line is at the same pressure, as its temperature rises some of the co2 will come out of solution.
Only solution is to keep your line cool.
Poor organisation/forgetfulness on brewday. Everything will be going well, then suddenly it's, "**** **** **** **** where's the CF chiller/I haven't cleaned the fermenter/etc," resulting in 5-10 minutes of frantic activity.
Westinghouse standard 10 fridge
Free to a home, needs to be gone this week. Runs perfectly, but the current owner is downsizing and his trusty garage fridge doesn't fit. Can arrange for pickup at most times, but no guarantee there will be assistance available.
Dimensions
External: 610mm...
Like most modern IT systems, I don't think I'd rely on it. At least now you all know that if you want one from the next batch, the way to get it is to sit there refreshing, rather than wait for an email.