22. (1) The Government may, in relation to any matter appearing to it to affect the general interest of the consumers of any food, direct any public servant to procure for analysis a sample of such food, and thereupon such public servant shall have all the powers of an Inspector. (2) The public servant upon receiving the certificate of the Public Analyst shall take proceedings or cause proceedings to be taken as if he himself had caused such analysis to be made. (3) The expenses incurred by the public servant in performing such duties shall be paid by the local authority.