This is all done with a touch of humor and some grinning, elbow nudging, push back.
Engine coolant to Einstein physics
You left out Safety Flares.
Do you suggest you don't have fun unless it is about Sailing?
_______
Our boat stays berthed about 90% of the time, but that doesn't mean we don't enjoy it.
Many times we just go down to the Marina Pavilion or sit on the boat. Just being near the
WATER
________
Conversations are all over the map.
Sometimes we just watch the boat launch traffic.
This forum is the "
Marina Lounge"
Example is there constant Mass and Energy of Universe?
Who the heck KNOWS for real?
Put it this way, for
all practical, day to day applications...
Mass and Energy are
Conserved as
@dlochner and
@DayDreamer41 noted. Mainly since my boat is not equipped with a nuclear reactor.
But...
We were just "elbow" nudging over a beer at the bar.

Jim...
PS: In new Quantum Physics there are sub atomic particles that disappear in one spot and reappear in another location. Buahhhh hahhh haaa Where did they go for that short time?
