Headaches are one effect that can come from inhalation of isopropyl alcohol. Isopropyl alcohol, or rubbing alcohol, is often used in the home or in medical facilities to treat various conditions or to sterilize instruments and skin. However, if isopropyl alcohol is inhaled there can be serious side effects.
1a) Definition of contradiction: A contradiction exists any time a proposition P is asserted to be true in conjunction with its negation, not-P. 1b) Definition of conjunction: A conjunction is a connective that joins two propositions.
axiom An axiom is a statement that everyone believes is true, such as supply equals demand or the only constant is change. Mathematicians use axiom to refer to established proofs. Many axioms are so widely used they become clichÃ©sâhere's one to help you remember what the word means.