Answer:
Oxygen bleach is hydrogen peroxide with sodium and sometimes sodium carbonate (washing soda) added. Oxygen bleach is a gentler and less toxic alternative to chlorine bleach, so it can be used on all sorts of washable fabrics.
Chlorine bleach is much stronger than oxygen bleach, but it is not good for every fabric and has a very harsh smell.
Explanation:
The answer is c .. (that the bottom)
The answer would be b and c.
Hope that helps!!
The right answer is B. Reinforced Sole Boots.
Reinforced soled boots protect your feet from falling objects, sharp objects on the ground and uneven terrain during work. Different models are proposed for your comfort: boots in PVC or leather, filled or not, and waders for working in the water! Reinforcements at the top of the foot ensure you work safely.
