(71) The substances which have very low ignition temperature and can easily catch fire with a flame are called _____________ substances. (a) hazardous (b) perilous (c) incombustible (d) inflammable
option d. The materials that have very low ignition temperature and might without problems capture hearthplace with a flame are called inflammable materials. Examples of inflammable materials are petrol, alcohol, Liquified Petroleum Gas (LPG), etc.
