Answer would be D)<span>all of these</span>
Google said hydrogen so I'm guessing B. gases
The answer is d. <span>animals with transmissible diseases separated from healthy animals.
An isolation ward is a separate ward used to isolate animals (or people) suffering from some transmissible diseases in order to reduce a</span><span> risk of passing a potential infection on to others.</span>
Answer:
Fire detecting Scanner.
Explanation:
Fire detecting Scanner is a system which has the ability to scan the area and tells the changes occurs in the fire inside the earth crust. This scanner collect all information about the area on the basis of which we can take steps to avoid the damage caused by the fire. With the help of this scanner we can tell that which part is safe and which part of the area is dangerous for people.