The pig plug keeps the pipeline pressure in the line by stopping up the pipeline on either side of where the remedial work is being done. A combination of gelled liquids, gel pigs can be used in ...

Eat like a pig - to eat without any table manners, greedily and messily. Pig out - to eat way too much. Act like a pig - to be rude and nasty. It’s the pigs - people of a certain age in ...