lead ballast
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ballast — Any liquid or solid weight placed in a ship to change the trim, increase the draft, or to regulate the stability. Also see dry ballast lead ballast liquid ballast … Dictionary of automotive terms
lead — associated with shooting From the composition of the bullet. The victim might have a bellyful of lead, be filled with lead, be loaded with lead ballast, eat lead pills, wear lead buttons, or suffer from lead poisoning; You won t float… … How not to say what you mean: A dictionary of euphemisms
Lead — (pronEng|ˈlɛd) is a main group element with a symbol Pb ( la. plumbum). Lead has the atomic number 82. Lead is a soft, malleable poor metal, also considered to be one of the heavy metals. Lead has a bluish white color when freshly cut, but… … Wikipedia
Lead shot — is a collective term for small balls of lead. It is used primarily as projectiles in shotguns, but is also used for a variety of other purposes. It was traditionally made using a shot tower. Manufacturing Lead shot was pioneered by William Watts… … Wikipedia
ballast — Synonyms and related words: balance, break bulk, break out ballast, clear for action, clear the decks, consideration, counterbalance, counterpoise, counterweight, equipoise, equivalent, firm, firm up, freeze, give and take, hold, immobilize, keep … Moby Thesaurus
lead — Synonyms and related words: T square, accent, accent mark, accomplishment, actor, administer, administrate, advance, advantage, affect, aim, aluminum, americium, antagonist, antecede, antecedence, antecedency, anteposition, anteriority, antetype … Moby Thesaurus
ballast — [ baləst] noun 1》 a heavy substance, such as gravel or lead, placed in the bilge of a ship to ensure its stability. ↘a substance carried in an airship or on a hot air balloon to stabilize it. 2》 gravel or coarse stone used to form the bed of… … English new terms dictionary
dry ballast — A form of ballasting where a fine powder of barium sulphate is inserted inside the tire. It is sometimes referred to incorrectly as Lead ballast because of one brand name, Ledballast … Dictionary of automotive terms
Sailing ballast — Ballast is used in sailboats to provide moment to resist the lateral forces on the sail. Insufficiently ballasted boats will tend to tip, or heel, excessively in high winds. Too much heel may result in the boat capsizing. When sailing vessels… … Wikipedia
Electrical ballast — Choke ballast (inductor) used in older lighting. This example is from a tanning bed. Requires a lamp starter (below) and capacitor … Wikipedia
