By
Dr. ANUGOM Emeka.

 Environmental Protection Agency (EPA)
defines solid waste as any
 - Garbage or Refuse
 - Sludge from wastewater treatment
plant.
 -Water supply treatment plant
 -Air pollution control facility
 -Other discarded materials like:
 1. Solid
 2. Liquid
 3. Semi-solid
 4. Contained gaseous materials
that result from industrial, commercial,
mining and agricultural operations,
including community activities
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 CLASSIFICATION ACCORDING TO
PHYSICAL PROPERTIES:
 1. SOLID WASTE:
Generated in industries,
commercially and domestically
like plastics, bottles, papers etc.
 2. LIQUID WASTE:
 Like chemicals, oils etc.
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 CLASSIFICATION ACCORDING TO
BIOACTIVITY PROPERTIES:
 1. BIO-DEGRADABLE:
This can be broken down to its
constituents by micro-organisms and
other living organisms regardless of
its composition e.g. food, paper etc.
 2. NON BIO-DEGRADABLE :
 These are not able to be broken
down for many years, e.g. plastics,
bottles, cans etc.
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 CLASSIFICATION ACCORDING TO
ENVIRONMENTAL AND HEALTH IMPACT:
 1. HAZARDOUS:
These are solids, liquids or gases that are
dangerous or potentially harmful to health or
environment. They can be: Corrosive,
Ignitable(Inflammable), Reactive, or Toxic.
Or listed by EPA under F-list (Nonspecific source
waste), K-list (specific source waste)e.g.
petroleum refining etc, P-list and U-list
(Discarded commercial chemical products).
2. NON HAZARDOUS :
 These are those solid wastes that are not
listed or exhibit any of the characteristics
attributed to hazardous wastes.
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 Poorly segregated and
managed waste can adversely
affect the following:
 1. Our Health
 2. Our Climate
 3. Our Socio-economic status
 4. Our Environment, especially
the marine and coastal areas.
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 A. BIOHAZARD/MEDICAL WASTE:
 PIC: The Medic
 1. SHARPS CONTAINER:
-Needles with syringes
-Needles
-Needles with attached tubing
-Broken glass, microscope slides, pasteur or other
glass pipettes contaminated with blood and blood
products.
-Blades (Razors, Scalpels, Lancets)
 LOCATION: Clinic; E-U Deck.
 DON’T dispose sharps in accommodation bins.
 USE designated receptacles.
 JANITORS: RETURN bins to Medic when ¾ full,
NEVER thrash with regular waste.
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 2. BIOHAZARD CONTAINER:
-Plastic syringes without needles
-Intravenous tubing without needles
-Any other item contaminated with blood and
blood products that DOESN’T go into a sharps
container like - Soiled dressings, gauze or cotton
wool
- Soiled bandages or band aid(plasters)
 LOCATION: Clinic.
 DON’T dispose in accommodation bins or regular
thrash bin.
 USE designated receptacles with proper red
biohazard bin lining.
 ALL: RETURN such items to the Medic for proper
disposal.
 Waste is labeled and logged, before transport to
certified vendor for proper disposal.
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 B. OTHER TYPES OF WASTE:
 PIC: Camp Boss
 Janitors(Housekeepers)
 Deck Crew and
 All Persons On Board
 1. ACCOMODATION/OFFICES:
Ensure all waste generated are
properly disposed in the designated
receptacle, to aid proper waste
management, at all times
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 2. MESS HALL/KITCHEN:
Ensure all waste are disposed in designated receptacle at
all times
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 3. DECK/WORK AREAS:
Ensure all waste are disposed in
designated receptacle at all
times
DON’T take or dispose food
waste in work area.
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General Waste
Ensure that wastes placed here cannot be
placed in a designated recycle container
DO NOT INCLUDE
Office Paper 
Clean Cardboard 
Toner Cartridges 
Batteries 
Plastic Water
Bottles 
Metal Cans 

Paper
Office Paper 
Clean Cardboard

Envelopes 
Newspaper 
Food containers 
Plastic bags 
Paperclips 
Contaminated boxes

Please remove staples

Please ensure all residues are
removed before placing here
Water Bottles 
Plastic Film 
Plastic Cups 
Bubble Wrap 
Metal Lids 
No Food
Contaminated
Packaging 
Plastic

Food Waste
Peelings 
Bones 
Rinds 
Spoons 
Forks 
Knives 

Please ensure all drinks / residues are
removed before placing here
Aluminum Cans 
Steel Cans 
Rinsed Soup Tins 
Batteries 
Plastic Bottles 
Plastic Cups 
Metal

Oily Waste
Ensure that wastes placed here are not
placed in the recycle rag bin and are
double bagged.
Gloves 
Filters 
Soak up pads 

Electrical Waste
Please ensure no refrigeration units are
placed in here
Computers 
Printers 
Circuit cards 
Junction Boxes 

Empty paint cans 
Used oil filters 
Oiled PPE
Broken fluorescent bulbs 
If unsure what goes in here ask
Senior Materials Coordinator and review
MSDS.
Leaking Batteries 
Hazardous Waste

Glass
Please ensure all residues are removed
before placing here
Rinsed Bottles 
Rinsed Jars 
Bottle Lids 
No Food
Contaminated
Packaging 
Light Bulbs 

Please ensure no metals are in here
Pallets 
Crates 
Scaffold board scraps 
Dunnage 
Please remove staples
Wood Waste

RESPECT EVERYBODY’S JOB.
HELP DISPOSE WASTE PROPERLY TO AVOID UNPLEASANT INCIDENTS.
THANK YOU.

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