Nanomaterials and health safety impact

1. Examples Uses Environmental Health
and Safety Impact
Natural Nanomaterial • Calcium Carbonate
• Silicate
• Calcium sulphate
• Iron oxide
• Drug Delivery
• Purification of water
• Medical diagnosis
• Ultraviolet anti-
reflection coating
• Damage Neural tissue
• Genotoxicity
• Reduce root
elongation of plants
Natural
Nanomaterial

2. Examples Uses Environmental Health
and Safety Impact
Engineered Nanomaterial • Carbon Buckeyballs
• Carbon Nanotubes
• Fullerenes
• Quantum Dots
• Lubricants
• Fabrics and Textile
• LED lights
Engineered
Nanomaterial

3. Examples Uses Environmental Health
and Safety Impact
Organic Nanomaterial • Micelles
• Liposomes
• Dendrimers
• Ferritin
• Polymers
• Cancer therapy
• Bone, skin, or dental
tissues regeneration
• Widely used in drug
delivery system
• Toxicity
• Synthetic route is
complex
• Can trigger immune
response
Organic
Nanomaterial

4. Examples Uses Environmental Health
and Safety Impact
Inorganic Nanomaterial • Gold nanoparticles
• Nonporous and
mesoporous silica
nanoparticles
• Magnetic
nanoparticles
• Quantum dots
• Drugs
• Cancer treatment
therapy and
biosensing
• Imaging agents
• Antiseptics
• Cellular toxicity
• Skin penetration
• Irreversible pulmonary
silicosis
• Poses risk to aquatic
and terrestrial
organisms
Inorganic
Nanomaterial