pig lead

uncountable

unrefined lead, cast in blocks called pigs

Japanese Meaning

未精製の鉛を指し、鋳塊（ピッグ型）として鋳造された鉛のこと。

The smelter shipped a crate of pig lead to the battery factory.

製錬所はピッグと呼ばれる塊状に鋳造された未精製の鉛のインゴットを一箱、電池工場へ出荷した。

Sense（1）

unrefined lead, cast in blocks called pigs

Dirty British coaster with a salt-caked smoke-stack,

Butting through the Channel in the mad March days,

With a cargo of Tyne coal,

Road-rails, pig-lead,

Firewood, iron-ware, and cheap tin trays.