“…3(a) ). The N95 masks mainly comprise of four layers namely the outermost layer of a spun-bound polypropylene, a melt-blown filter layer of polypropylene, a nonwoven cellulosic, polyester, or modacrylic support layer, and an innermost layer of spun-bound polyester or polypropylene ( Dhivyadharshini et al, 2020 ; Qian et al, 1997 ; Reponen et al, 1999 ; Tcharkhtchi et al, 2021 ). Even though the accessibility and market price of this mask is a little higher than the other alternatives, it is still one of the most secure options for people to choose from in this period of turmoil.…”