NAGENDRA PRASAD SINGH, J.

1. These four revision applications have been filed by the accused-petitioners who have been convicted u/s. 16 of the Prevention of Food Adulteration Act (hereinafter referred to as the Act). So far as the petitioners in Criminal Revision No. 354 of 1971 and 1395 of 1972 are convicted u/s 16(1)(b) of the Act. The petitioner in Criminal Revision No. 354 of 1971 has been sentenced to undergo rigorous imprisonment for six months, and the petitioner in Criminal Revision No. 1395 of 1972 has been sentenced to undergo simple imprisonment for six months and to pay a fine of Rs. 200/-, or, in default, to undergo simple imprisonment for one month more. The petitioners in Criminal Revision No. 2270 of 1971 and 540 of 1971 have been convicted under Sec.16(1)(a) of the Act. The petitioner in Criminal Revision No. 2270 of 1971 has been sentenced to undergo rigorous imprisonment for six months and to pay a fine of Rs. 1,000/-, or, in default, to undergo rigorous imprisonment for three months more. The petitioner in Criminal Revision No. 540 of 1971 has been sentenced to undergo rigorous imprisonment for three months and to pay a fine of Rs. 1.000, or, in default