Nanotechnology Health Effects: An Overview

Nanotechnology Health Effects>

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First nanomaterial developed by Germany in 1984.

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Owing to their special properties, nanoparticles have the capacity to bypass the blood-brain barrier.

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Normal protections for chemical workers not adequate, say some, because the particles are smaller than other molecules.

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EXAMPLES OF NANOTECH USES/PRODUCTS

Nano-silver anti-odor clothing
Keeps grease and stain from adhering to fabric
Products "faster, stronger, smaller, lighter, more durable"
Anti-bacterial properties of nano-silver food containers
Liquid nutrient carriers in food such as canola oil
Add to appliances to reduce bacteria, odors
Carry materials to targeted cells

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There are 25,400,000 nanometers in an inch.

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ADVERSE EFFECTS

Lung autophagy increased
Pulmonary granulomas, fibrosis, tumors
Free radical damage
Lung inflammation
Metal toxicity from components
More persistent than other toxins
Effects not linked to mass of product
Toxic effect on heart
Toxic effect on reproductive system
Toxic effect on kidneys
Neurobehavioral changes
Neurotoxic effects
Genotoxic effect

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Nanotechnology economy estimated to be valued at $1 trillion by 2012.

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Nano Gold

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ENGINEERED NANOPARTICLES ARE SO SMALL THAT THEY ARE ESSENTIALLY SURFACES. THEY BEHAVE DIFFERENTLY IN THE BODY THAN OTHER NATURALLY OCCURRING SMALL PARTICLES, COMPLICATING RESEARCH. NEVERTHELESS, SERIOUS HEALTH CONSEQUENCES HAVE BEEN NOTED.