The abrasive blasting activities in shipyard produce very fine airborne dust in large volume. which is commonly known as abrasive blasting waste (ABW). ABW is a major concern in solid waste management. This ABW contains high concentration of hazardous pollutants such as antifouling paint and heavy metals. https://www.lightemupsequences.com/hot-mega-Esko-Nexus-HeightMaster-Vented-Safety-Helmet-big-savings/