On 8/15/2016 3:00 AM, rattlesnake wrote:
On 08/14/2016 07:07 PM, Tony944 wrote:
My kitchen faucet moves left/right via concentric
cylinders. IIRC, they're brass.
It's getting stiff and I want to lubricate it.
What can I use that's non-toxic and harmless to the O-rings?
Probably can't be water-soluble either.

try some ear wax on a q-tip


yes, earwax is a self-cleaning agent, with protective, lubricating and antibacterial properties.