In the case of nuclear disaster, which of the following options for cooling the nuclear rectors may be adopted. 1: Pumping of water to the rectors. 2: Use of boric acid. 3: Taking out the fuel rods and keeping them in a cooling pound Select the correct answer using the code given below
1 and 3 only | |
1, 2 and 3 | |
1 and 2 only | |
3 only |