What Do The Symbols Mean On Plastic?

What are the plastic numbers?

Plastics by the Numbers#1 – PET (Polyethylene Terephthalate) …

#2 – HDPE (High-Density Polyethylene) …

#3 – PVC (Polyvinyl Chloride) …

#4 – LDPE (Low-Density Polyethylene) …

#5 – PP (Polypropylene) …

#6 – PS (Polystyrene) …

#7 – Other (BPA, Polycarbonate and LEXAN)May 2, 2012.

Is plastic #1 safe?

Usually clear in color, the vast majority of disposable disposable beverage and food containers and bottles are made of #1 plastic. … This plastic is relatively safe, but it is important to keep it out of the heat or it could cause carcinogens (like the flame retardant antimony trioxide) to leach into your liquids.

What does the clock symbol mean on plastic?

Most commonly these “clock” symbols only indicate the mold used to form the part — quality dept at the factory can then quickly track down which mold may need maintenance if faulty product is noticed.

Which plastic numbers are safe?

Remember, number 2, 4 and 5 are safer plastics. Number 1 is also safe, but should not be reused. Numbers 6 and 7 should not be used if you can avoid it. When a plastic says that it is microwavable, remember that it just means it won’t melt in your microwave.

Is number 7 plastic recyclable?

Products stamped with a 7 are often made out of multiple plastic types or out of other types of plastic that can’t easily be recycled. #7 products CAN SOMETIMES be recycled.

What plastics should you avoid?

Dr. Trasande recommended avoiding items labeled 3 for phthalates, 6 for styrene and 7 for bisphenols. (Styrene, which is found in Styrofoam and other plastic products, is “reasonably anticipated” to be a human carcinogen, according to the National Institutes of Health.

What number plastics Cannot be recycled?

Most plastic that displays a one or a two number is recyclable (though you need to check with your area’s recycling provider). But plastic that displays a three or a five often isn’t recyclable.

What plastic Cannot be recycled?

Plastics like clothes hangers, grocery bags, and toys aren’t always recyclable in your curbside bin. Other things that aren’t recyclable include Styrofoam, bubble wrap, dishes, and electronic cords.

What is the toughest plastic?

PolycarbonateStrength, durability and impact resistance Polycarbonate is the strongest plastic that is 200 times stronger than glass and is warranted against breakage or cracks.

Is number 5 plastic microwave safe?

If they container has a #5 on it, it is made from polypropylene, PP, so it is generally considered microwave safe. … These are deli containers, supermarket containers, water bottles, and most containers used for cold foods and display packaging. They are recyclable but not safe to reheat in.

How can you identify a plastic?

One of the simplest ways to carry out a flame test is by cutting a sample from the plastic and igniting it in a fume cupboard. The colour of flame, scent and characteristics of burning can give an indication of the type of plastic: Polyethylene (PE) – Drips, smells like candlewax.

What symbols mean you can recycle?

Mobius Loop This indicates that an object is capable of being recycled, not that the object has been recycled or will be accepted in all recycling collection systems. Sometimes this symbol is used with a percentage figure in the middle to explain that the packaging contains x% of recycled material.

What is the least toxic plastic?

LDPELDPE is considered to be low-toxin plastic and it is used in bread bags, produce bags, squeezable bottles as well as coated paper milk cartons and hot/cold beverage cups. While LDPE does not contain BPA, it can leach estrogenic chemicals, much like HDPE.

Which plastic symbols are recyclable?

Recycling Symbols Decoded#1 – Polyethylene Terephthalate. The easiest plastic to recycle and most commonly found in plastic water/soda bottles and some food packaging. … #2 – High Density Polyethylene. … #3 – Polyvinyl. … #4 – Low Density Polyethylene.

What does the 7 recycle number mean?

Number 7 – OTHER: They are made of any combination of 1-6 or another, less commonly used plastic. Biodegradable plastics, like cups made of corn, are NOT recyclable. Though they have the recycling #7, this only means “other plastics”, including non-petroleum based.

What is a #6 plastic?

Better known as polystyrene or Styrofoam, No. 6 plastics are found in disposable plates and cups, meat trays, egg cartons, carry-out containers, aspirin bottles and compact disc cases. Number 6 plastics have also become notorious for being one of the most difficult plastics to recycle. …

What is #1 and #2 plastic?

The terms “plastic #1” and “plastic #2” refer to a plastic container’s resin identification code. Put simply, this code refers to what type of polymer comprises a container (and not all plastics are created equal). … Inside the symbol will be a number, 1-7, which is the resin code.

What does a 5 mean on plastic?

polypropyleneA 5 inside the triangle indicates the plastic is polypropylene or PP. It is commonly found in medicine bottles, straws, bottle caps, ketchup bottles and syrup bottles, and some yogurt containers.

What does the chasing arrow symbol on plastic mean?

appropriate management routeThe chasing arrows symbol with the number in it identifies the type of plastic resin used in the product. That is it. This helps determine the appropriate management route for plastics. With our increasing use of plastics in our lives, much of it is not recyclable at all.

Are any plastics safe?

Nearly everything we eat, drink, or own contains plastic or is contained in plastic. Some plastics, like those that contain BPA or other harmful chemicals, can negatively affect our bodies or the world we live in. Polypropylene, a complex plastic, is generally considered safe for humans.