People commonly put a variety of items in barrels, depending on their purpose. For storage, barrels often contain liquids like wine, beer, whiskey, or oil. They can also hold dry goods such as grains, flour, or even chemicals. Additionally, barrels may be used for shipping or transporting goods, as well as for decorative purposes or crafting.
A hole. When you put a hole in the barrel, it reduces the weight of the barrel. But, when you remove the hole, the barrel becomes heavier.
holes
You can put a hole in the barrel to make it weigh 8 kilograms.
Helium.
Usually, liquor.
No, do not put any lube in the barrel, but on the threads.
You could put a 1 kg weight inside the barrel to make it weigh 8 kg.
Pay your bills and it will never have a barrel put on it!
BARRELED with a single L. Things in a barrel, or pertaining to a gun barrel, or the past tense of to barrel (to put in a barrel, or to move rapidly and recklessly, as a barrel rolling; to juggernaut).
a bin or barrel
a hole
a big hole