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.
Answer by erickgrau (11) A Chalupa is a deep fried or flat tortilla which originates from the south-central regions of Mexico. It is commonly made by flattening out a thin piece of torilla or masa dough, and frying the outer section to create a 'shell'.