The movement of ions or molecules across a cell membrane in the direction opposite that of diffusion, that is, from an area of lower concentration to one of higher concentration. The energy needed for active transport is supplied by ATP.
At the second tier, you can expect to pay $60 - $70 per linear foot. You'll have some concerns about chipping and denting, but less so than at the lower tier. At the highest tier, soapstone bathroom countertops are priced at $70 - $80 per linear foot, and their durability should not be an issue. See also: Bathroom Remodeling Ideas, Options and Solutions.
Soapstone Countertops Care and Maintenance. How to keep your soapstone countertops looking great! Soapstone countertops care can be done by anyone because it is easy. Soapstone is a soft stone but it is almost impossible for any liquid to penetrate the stone. Soapstone is unaffected by heat or liquids because it is extremely dense.