COMPUTER PROGRAMS RECORDED ON MAGNETIC COMPUTER DISKS AND TAPES; PRE-RECORDED VIDEO-CASSETTES IN THE FIELD OF COMPUTERS

Computer Programs Recorded on Magnetic Computer Disks and Tapes; Prerecorded Video-Cassettes in the Field of Computers

Treatment and filtration of industrial and domestic liquids in the nature of water and hazardous liquids; treatment of toxic industrial waste; treatment of water and wastewater; gas processing; water recycling; metal recycling; recycling of hazardous products, namely, biological and chemical waste; recycling of waste; processing of chemical and petrochemical products; catalytic conversion of chemical compounds; information relating to chemical treatment

Insecticides