Orange
2020-05-27 14:18:31
Poncirus trifoliata (Linn.) Raf. This deciduous tree is a deciduous tree with many branches, green branches, ribbed beaks, and three pinnately compound leaves. The first leaves of the flower are open, white, and the fruits ripen yellow. Fruit medicine, spicy, bitter, flat, able to qi and stomach, through convenient urine. It can also be used as a fruit plant.
The N95 respirator surgical mask is one of nine NIOSH (national institute of occupationalsafety and health) certified respirators against particulate matter."N" means not suitable for oily particles (cooking produces oily particles, and people speak or cough droplets are not oily);95" means that the filtration efficiency is 95% under the NIOSH standard.N95 is not a specific product name.Products that meet the N95 standard and are approved by NIOSH are called "N95 masks ".
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