ID 279137867 © Yongyut1989 | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
inhalation inhale inhaler air asthmatic nebulizer oxygen pharmacy poison background biology bone breath breathing bronchial bronchitis chemical class crossbones danger dead doctor drug emergency equipment flammable flu gas hazard health industrial infection label lung medical pulmonary regulation respiration respiratory safety sick sign skull spray sticker substance symbol toxic waste