61-UP. Power of the State Government to modify the Schedules.- The State Government may, at any time, by notification in the Official Gazette, make suitable changes in the Schedules. Explanation.- For the purpose of rules 61-UA to 61-UP- (a) "hazardous chemical"means,- (i) any chemical which satisfies any of the criteria laid down in Part I of the Schedule I and is listed in column 2 of Part II of this Schedule; or (ii) any chemical listed in column 2 of Schedule 2; or (iii) any chemical listed in column 2 of Schedule 3; (b) "industrial activity" means an operation or process carried out in an factory referred to in Schedule 4 involving or likely to involve one or more hazardous chemicals and includes on-site storage or on-site transport which is associated with that operation or process as the case may be; (c) "isolated storage" means storage where no other manufacturing process other than pumping of hazardous chemical is carried out and that storage involves at least a quantity of that chemical set out in Schedule 2, but does not include storage associated with a factory specified in Schedule 4 on the same site; (d) "major accident" means an incident involving loss of life inside or outside the site or 10 or more injuries inside and/ or one or more injuries outside or release of toxic chemical or explosion or fire or spillage of hazardous chemical resulting in 'on-site' or 'off-site' emergencies or damage to equipment leading to stoppage of process or adverse effects to the environment; (e) "pipe line" means a pipe (together with any apparatus and works associated therewith, or systems of pipes (together with any apparatus and works associated therewith) for the Conveyance of hazardous chemical, other than a flammable gas as set out in column 2 of Part II of Schedule 3 at a pressure of less than 8 bars absolute; (f) "Schedule" means Schedule appended to these rules; (g) Words and expressions not defined in these rules but defined or used in the Factories Act, 1948, and the rules made thereunder have the same meanings as assigned therein; (h) For the purposes of rules 61-UA to 61-UP' these rules may be called the Major Accident Hazards Control Rules. | 
