Cut the pipe and remove it, fix pipe with a coupling.
It depends on whether it is a plastic cap - as in a bottle of soft drink - or a metal cap - as in a beer bottle.
Plastics make up the majority of bottle caps. They might also be created from metal. Based on its intended use and the type of bottle or container, the material used to make bottle caps is selected.
The cap is on the plastic overflow bottle on the firewall.
On the plastic overflow bottle
No. The plastic would keep the electric charge
It depends on the weight of a single plastic bottle cap. Without knowing the weight of a single cap, it's not possible to calculate how many caps equal 400 pounds.
What is the bottle cap made of?
When you place a water bottle cap under hot water, the heat causes the plastic cap to expand, making it easier to unscrew. This expansion creates more space between the threads of the cap and the bottle, reducing the friction that holds the cap in place.
it helps make sure there is no spillage or leaks.
The cap material you use for a bottle is pretty much plastic. Best you can use is HDPE injection Grade
An average plastic bottle weighs about 19 grams when its empty.
if it's plastic pipe you can just buy a glue cap and glue it on. If it's galvanized or cast iron pipe you can use a gym cap, (arubber cap that comes with a hose clamp). Just put that on the pipe and tighten it down firmly. this will prevent any sewer gas from coming out of the drain.