Answer:
How could i solve the problem
Explanation:
Answer:They need the Heimlich maneuver performed
Explanation:
Which means Get the person to stand up.
Position yourself behind the person.
Lean the person forward and give five blows to their back with the heel of your hand.
Place your arms around their waist.
Make a fist and place it just above the navel, thumb side in.
Grab the fist with your other hand and push it inward and upward at the same time. Perform five of these abdominal thrusts.
Repeat until the object is expelled and the person can breathe or cough on their own.
Answer: Avoid spilling of chemicals
Explanation:
The chemicals should be kept in air tight containers in order so that they cannot get spill over each other.
Cross contamination takes place when a different type of substance comes in contact with the different kind of substance.
The chemicals should be kept in a way that it does not comes in contact with the different one and get spoiled.