Question

C. Tick (7) the correct option.
1.
An example of a non-combustible substance is,
petrol
coal
wood
iron
2.
A fuel starts burning only when it is heated to-
its ignition temperature
its boiling point
its melting point
a temperature double of the room temperature
133​

Answer 1

Answer:

mark as the brainliest

1.all are combustible

2.i cannot understand the situation

Answer 2

Answer:

1.iron

2.its ignition temperature

3.red zone

Explanation:

i am very shy to answer you because you are a dav student