| http://www.w3.org/ns/prov#value | - Briefly, these objects and other objects of the invention as hereinafter will become more readily apparent can be attained by an adhesive pit and fissure sealant which consists of a first material of a lower alkyl ??-cyanoacrylate and ultra microfine particles of silicon dioxide, a second material of a di-lower alkylformamide and a third material of a hardening promoter.
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