prata undertaking co. vs. state board of embalming , 104 alr , 389 , 395 , fixes this test of constitutionality : in determining whether a given act of the legislature , passed in the exercise of the police power to regulate the operation of a business , is or is not constitutional , one of the first questions to be considered by the court is whether the power as exercised has a sufficient foundation in reason in connection with the matter involved , or is an arbitrary , oppressive , and capricious use of that power , without substantial relation to the health , safety , morals , comfort , and general welfare of the public .