Schedule H (xi)

DICHROMATE MANUFACTURE

1. Separation of certain Process.— Process as indicated below which give rise to noxious dust,

fume, vapour or mist should be isolated from others and should either be totally enclosed or

provided with hoods with suitable exhaust ventilation arrangements where necessary—

(i) Soda-mix Section, including the place of storage of the mixed chromite soda- ash

powder.

(ii) Reacted frit storing.

(iii) Frit dissolving.

(iv) Evaporation of the dichromate solution.

(v) Dichromate weighing and packing or otherwise handling of the dichromate powders.

2. Use of respirators.—In operations, which are of shorter duration and in which mechanical

exhaust is not practicable, the occupier shall provide respirators for the use of workers.

3. Protective equipment.—There shall be provided for the use of all workers suitable footwear,

gloves and aprons, engaged in the following Processes:

(a) Acidification.

(b) Concentration.

(c) Centrifugalization.

(d) Crystallisation.

(e) Packing.

4. Floor of work-rooms.—The floor of every work-room shall be—

(a) of impervious material and allow of easy drainage,

(b) Maintained in sound condition,

(c) kept free from materials, plank or other obstruction not required for or produced, in the

process carried on in the room.

5. Cloak-room.—There shall be provided and maintained for the use of all persons employed in

the dichromate department a cloak-room for clothing put off during working hours.

6. Washing facilities.—There shall be provided and maintained in a clean state and a good repair,

for the use of all persons employed in dichromate processes —

(a) trough with an impervious surface fitted with a waste pipe without plug and of sufficient

length to allow at least two feet for every ten persons employed at any one time and

having a constant supply of clean water from taps or jets above the trough at intervals of

not more than two feet, or

(b) at least one wash basin for every ten persons employed at any one time fitted with a

waste pipe and plug and having a constant supply of clean water; together with, in either

case, sufficient supply of soap or other suitable cleansing material and clean towels.

7. Medical requisites.—The occupier shall provide and maintain a sufficient supply of suitable

protective skin cream and nasal ointment, readily available to the workers engaged on

dichromate Processes at the discretion of the Factory medical officer.

8. Medical examination.—Every person employed in a dichromate process shall be examined by

the Factory medical officer within fourteen days of his first employment in such Processes and

thereafter shall be examined by the Factory Medical Officer at intervals of not more than three

months and a record of each examination shall be entered by the Factory medical officer in the

Health Register in Form V.

(2) A Health Register containing names of all persons employed in any dichromate process

shall be kept in Form V.

(3) If any time the Factory Medical Officer or Medical Officer is of opinion that any person is

no longer fit for employment on any dichromate processes, on the ground that his

continuance in such employment will involve special danger to his health he shall make

an entry to this effect in the Health Register against the name of such person. No such

person shall be employed on dichromate process without the written sanction of the

Medical Officer, entered in the Health Register.

9. Cautionary notices.—Cautionary notices on the nature of health hazards involved together with

the control measures for their protection shall be fixed at a prominent position of the factory.