Caves are natural sediments traps that enclose several types of allochtonous and authoctonous deposits. Study of sediments in caves help to reconstitute the hydrological functioning of caves. In Lebanon. Kessarat and Jeita horizontal caves comprise sediments traps related to collapse and/or to passages enlargements with new passages formed during the alluviation process. https://chefesquipmenters.shop/product-category/gas-connectors-and-hoses/