77a8cecc_Reefkeeping_Acronyms__STANDS_FOR
[ACRONYM] LS [WHAT IT IS] Coral sand that has the microscopic biological bacteria that grows on it, and the many tiny crustaceans and other micro and macro-organisms that reside in it. used in marine aquariums because of benefits it provides to these closed systems. [STANDS FOR] 
Live Sand
Reefkeeping Acronyms
STANDS FOR