Hooley's 1901 patent for Tarmac involved mechanically mixing tar and combination prior to put-down, and then compacting the combination with a steamroller. The tar was modified by adding small amounts of Portland cement, resin, and pitch. …

To clear ice with out discoloration or harm, browse our assortment of ice melt that is protected for concrete. If you've pets, shop pet friendly ice melt that will not irritate your furry pal's paws. We even provide environmentally-secure …

any of various natural substances, as asphalt, maltha, or gilsonite, consisting primarily of hydrocarbons. As the temperature will increase the bituminous materials softens and the balls sink via the rings carrying a portion of the fabric …