Thefundamentalroleofglassbeadsinroadmarkingsisthatofaretroreflectivelightsource—theybounceheadlightbeamsstraightbacktothedriver'seyes,makinglanemarkingsappearto"glowontheirown"atnight.Research
Vermiculite,asacommonsucculentplantnutrientsoil,isdeeplylovedbymeatfriends.Generallyspeaking,vermiculitecanbeusedforrooting,andtheotherisformixingsoil.Ofcourse,therearemeatfriendswhousepurevermiculitetoraisemea
Vermiculiteboardismadeofexpandedvermiculiteandacertainamountofadhesiveafterhotpressingorcoldpressing.Theboardhasthecharacteristicsofheatpreservation,heatinsulationandfireprevention.Thisproductcanbeusedinfireproof
Vermiculiteiswidelyusedinthefollowingaspects.Building:lightweightmateriallightweightconcreteaggregate(lightweightwallpowder,lightweightmortar)Heatresistantmaterialwallmaterial,fireproofboard,fireproofmortar,firebrick.
Vermiculiteisakindofmineralwithverylighttexture.Vermiculitewithoutwaterisverylight.Whenmixedinthesoil,itcanincreasethewaterabsorptionofthesoil.Whenwatering,vermiculitewillfirstabsorbwater.Afterdrinking,whenthew