I an gonna say WATER. Hope this helps! Sorry if it doesn't! :)
<span>1.Flammable materials
a. catch fire easily and burn
</span><span>2. you can prevent most accidents
a. True
</span><span>3. avoid deserted places, such as dard streets, parks, garages. if you cannot avoid them make sure you walk with a friend.
a. True </span>
Engineering controls are possible interventions intended to reduce worker exposure to biological,chemical and physical agents. They are divided into two categories, ventilation and non-ventilation controls. Ventilation controls are designed to control contaminants once released,like introducing clean air to a workplace, replacing contaminated air. Non-ventilation controls reduce process emission rate, like use of well fitting lids to liquid containers.
Approximately 1 week after antibiotics started and no other symptoms are present.
