Concentrations above 5ppm in air can cause serious problems. You might want to look at this paper, if only to see that, commercially, HCl solutions have another name which can be misleading, Muriatic Acid. What happens if muriatic acid fumes are inhaled?
Answer: A palapa is a thatched-roof, open-sided structure (see palapa photo). The material to cover the roof of a palapa typically consists of dried and woven palm-tree leaves. A palapa is sometimes referred to as a grass or tiki hut.
The Pala Empire (750-1120) was the first independent Buddhist dynasty of Bengal. The name Pala (Bengali: à¦ªà¦¾à¦²) means protector and was used as an ending to the names of all Pala monarchs. The Palas were followers of the Mahayana and Vajrayana schools of Buddhism.he Chandra dynasty were a family who ruled over the kingdom of Harikela in eastern Bengal (comprising the ancient lands of Harikela, Vanga and Samatala) for roughly a century and a half from the beginning of the 10th century CE.