Sealer may refer either to a person or ship engaged in

seal hunting Seal hunting, or sealing, is the personal or commercial hunting of seals. Seal hunting is currently practiced in ten countries: United States (above the Arctic Circle in Alaska), Canada, Namibia, Denmark (in self-governing Greenland only), Ice ...

, or to a

sealant Sealant is a substance used to block the passage of fluids through openings in materials, a type of mechanical seal. In building construction ''sealant'' is sometimes synonymous with ''caulking'' and also serve the purposes of blocking dust, s ...

; associated terms include:

Seal hunting

Sealer Hill Sealer Hill is a hill rising to 70 m in the southwest part of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. It surmounts Nikopol Point and Sevar Point to the east-southeast and west-southwest, respectively. The a ...

, South Shetland Islands, Antarctica * Sealers' Oven, bread oven of mud and stone built by sealers around 1800 near Albany, Western Australia * Sealers Passage, marine channel in the South Shetland Islands, Antarctica *

Sealers' War The Sealers' War (1810–1821) in southern New Zealand (then part of the Colony of New South Wales), also known as the "War of the Shirt", was a series of often indiscriminate attacks and reprisals between Māori and European sealers. Initially ...

, conflict in southern New Zealand started by sealers in 1810

Sealant

Concrete sealer Concrete sealers are applied to concrete to protect it from surface damage, corrosion, and staining. They either block the pores in the concrete to reduce absorption of water and salts or form an impermeable layer which prevents such materials fro ...

s, products applied to concrete to protect it from corrosion *

Heat sealer A heat sealer is a machine used to seal products, packaging, and other thermoplastic materials using heat. This can be with uniform thermoplastic monolayers or with materials having several layers, at least one being thermoplastic. Heat sealing ...

, machine using heat to seal products * Stone sealer, surface treatment product to retard staining and corrosion in natural stone

Seal hunting

Sealant

See also