Insulator may refer to: 1  Insulator (electricity) , a substance that resists electricity. 2  Insulator (genetics) , an element in the genetic code. 3  Thermal insulation, a material used to resist the flow of heat.4  Building insulation, a material used in building construction to prevent heat loss.nsulator may refer to: 1  Insulator (electricity) , a substance that resists electricity. 2  Insulator (genetics) , an element in the genetic code. 3  Thermal insulation, a material used to resist the flow of heat.
However plastic cutting boards can harbor bacteria as much as and even more than wood, especially when they get furry from long-time use. But for certain duties plastic boards are recommended, such as keeping a separate color-coded one for each type of protein -- fish, poultry and meat. Glass Cutting Boards -- Avoid.
While all paper shredders have the same goal, they donât all achieve their objective in the same manner or with the same level of effectiveness.The two main types of paper shredders are strip-cut and cross-cut (confetti-cut).