Popcorn
Your life jacket should hold you up, normally they have a over the limit weight on them.
The life jacket is filled with material that floats, and has enough buoyancy to keep additional weight afloat.
it depends,if the block sinks weight of the block is larger if the block floats with some part inside then weight=buoyancy if it floats buoyancy is larger
Full size stripes go on the light weight
a harness is a weight belt that you wear like a jacket
under 6 pounds
Sulfur
It depends on the type of boat. For example, the weight limit for a 470 is 275 lb. The smaller the boat, the smaller the weight limit. The larger the boat, the larger the weight limit.
weight
yes, it can
it's it's within the range on the weight tables.
Yes, b/c a life jacket in an inflatable sleeveless jacket which is worn to keep a person afloat when they're in danger of drowning. Therefore, the answer is yes, b/c it will make you float on the surface... no matter what you do