Tim "recommend oil" would work too moneypit, what's surprising is how many continuously repeated questions are answered in tech tips .... we could maybe add a few, like the ones you list
"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir "When we tug a single thing on an old truck, we find it falls off" ~ me Some TF series details & TF heater pics
"recommend oil" would work too