IN THIS DISCUSSION OF THE TOPIC., I THINK WHEN IT COMES TO ARCHITECTURAL DESIGNS OF MINE DEVELOPMENT DESIGNS OF VENTILATIONS EQUIPMENTS IN OTHER WORDS A SELECTION APPROVED SCIENTIFIC MATERIALS AND I THINK CAN BE TESTED FROM THE MANUFACTURING POINT OF VIEW, THAT IS THE SOLUTION TO MEASURE QUALITY ATMOSPHERIC AIR FOR LIFE UNDERGROUND MINE,IN THIS WAY THE OCCUPATIONAL HEALTHY AND SAFETY OF MINING PROCEDURES ARE IMPORTANT BASIS FOR LABOUR- WORKFORCE TO WORK IN QUALITY MINING ENVIRONMENT.
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Davy Johnson Chigali GIT, S.M.ASCE
manager
Edenvale
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