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Topic 6 - Waste management.ppt - Materials and Waste...

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Materials andMaterials andWaste ManagementWaste Management::practical applications inpractical applications intourism and hospitalitytourism and hospitality1
A waste managementA waste managementhierarchyhierarchy2Major negative impactReduce volume andrecover energyRecovermaterialsRetain maximumvalue of materialsReduce packaging ,reduce cost ofpurchase, stock andprocessing
What are Wastes?What are Wastes?Basel Convention Definition ofWastes“substances or objects which aredisposed of or are intended to bedisposed of or are required to bedisposed of by the provisions of the law”Disposal means“any operation which may lead toresource recovery, recycling,reclamation, direct re-use or alternativeuses (Annex IVB of the Baselconvention)”3
Kinds of WastesKinds of WastesSolid wastes:domestic, commercial andindustrial wastesespecially common as co-disposal of wastesExamples:plastics, styrofoam containers,bottles,cans, papers, scrap iron, andother trashLiquid Wastes:wastes in liquid formExamples:Laundry, chemicals, oils, wastewaterfrom ponds, food manufacturingandproduction processes and othersources4
Classification of WastesClassification of Wastesaccording to theiraccording to theirPropertiesPropertiesBio-degradablecan be degraded (paper, wood, fruitsand others)Non-biodegradablecannot be degraded (plastics, bottles,polythenebags old machines, cans,styrofoam containers andothers)5
Classification of WastesClassification of Wastesaccording to their Effects onaccording to their Effects onHuman Health and theHuman Health and theEnvironmentEnvironmentHazardous wastesSubstancesunsafetousecommercially,industrially, agriculturally, or economically thatare shipped, transported to or brought from thecountry of origin for dumping or disposal in, or intransit through, any part of the territory of thePhilippinesNon-hazardous

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