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Aerated concrete is a mixture comprised of various natural components: sand , cement , lime , aluminum powder , gypsum , water. The laying must be made with thin mortar ... Voir Plus
Lupus anticoagulant (also known as lupus antibody, LA, or lupus inhibitors) is an immunoglobulin[1] that binds to phospholipids and proteinsassociated with the cell membr ... Voir Plus
thank you for your invitation but i am not a Specialist in this field