how to work with a window that is stuck and won't close; office chair, drop ceiling, covers on fixtures radiators, etc.
putting down items on the ground in a slippery area. Raising and lowering a chair, fan, etc. Putting down sand in a slippery area;
(Melting ice.) pouring warm water on congealed gravy (on dishes); placing meat or chicken with congealed gravy in a warm area;