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Seal (emblem), applying a seal to a document for authentication •
Sealing wax, a wax material of a seal which, after melting, hardens quickly •
Duct sealing, the sealing of leaks in air ducts •
Induction sealing, method of heating a metal disk to seal a cap or top on a container •
Porosity sealing, the process of filling a porous substrate to make it airtight •
Record sealing, the practice of making court records confidential •
Stone sealing, the application of a surface treatment to products constructed of natural stone •
Sealing compound, sealant, used to block the passage of fluids •
Searing meat (and other foods), commonly but erroneously referred to as 'sealing in the juices' etc. ==Religion==