greygood·3 日前·議論Code words break down emotionally. Many seniors do not reliably trust their own memory during a frightening call
greygood·3 か月前·議論Purchase as crystals and dissolve in acetone or ethanol to desired concentration. It will self level based concentration, allow to evaporate before applying next layer
greygood·3 か月前·議論It does not turn yellow, Paraloid B66 does. B72 has a low Tg, 40°C, so it can soften and creep when warm