What do the numbers on bottom of bottles indicate?

In most cases, one- or two-digit numbers are actually mold numbers that indicate the specific bottle mold or section in an automatic bottle machine. If numerous molds were identical, each one received its own number. Base numbers also indicate bottle styles or shapes, manufacturing dates, or factory location codes.

What do the numbers on a plastic bottle mean?

The numbers are called Resin Identification Codes (RIC) and range from one to seven. The numbers indicate the kind of plastic that they are, and make recycling much simpler for you and for your community.

What numbers on the bottom of plastic bottles are safe?

To make a long story short: plastic recycling numbers 2, 4 and 5 are the safest. Whereas plastic numbers 1, 3, 6 and 7 must be avoided. But it does not indicate that you can fearlessly use safer plastic. All plastic products can leach toxic chemicals when heated or damaged.

What is written at the bottom of plastic bottles?

According to this mail, the number (generally within a triangle) written at the bottom, which ranges from one to seven, indicates how many times that particular plastic is recycled in reverse order. It’s just the type of plastic which is used for that particular bottle.

What are the numbers on the bottom of plastics?

The stamp is a Resin Identification Code, or RIC, and the numbers indicate exactly what type of plastic is being used for that particular container: “1,” for example, is polyethylene terephthalate, a linguistic nightmare of a plastic typically found in soda bottles and peanut butter jars.

How do you read plastic codes?

Plastics by the Numbers

1. #1 – PET (Polyethylene Terephthalate)
2. #2 – HDPE (High-Density Polyethylene)
3. #3 – PVC (Polyvinyl Chloride)
4. #4 – LDPE (Low-Density Polyethylene)
5. #5 – PP (Polypropylene)
6. #6 – PS (Polystyrene)
7. #7 – Other (BPA, Polycarbonate and LEXAN)

What does number 5 plastic mean?

polypropylene
5 Plastic Recycling Symbols #5: PP. PP (polypropylene) has a high melting point, so it’s often chosen for containers that will hold hot liquid. It’s gradually becoming more accepted by recyclers. Found in: Some yogurt containers, syrup and medicine bottles, caps, straws.

What are the numbers on the bottom of plastic?

What does number 2 plastic bottle mean?

High-Density Polyethylene
#2 – HDPE (High-Density Polyethylene) HDPE plastic is the stiff plastic used to make milk jugs, detergent and oil bottles, toys, and some plastic bags. HDPE is the most commonly recycled plastic and is considered one of the safest forms of plastic.

What do the symbols on plastic bottles mean?

It’s time to learn a little bit about the various plastics you use and drink/eat from every single day, and what impact they have not only on you, but also the environment. Every plastic container or bottle has a recycling symbol. The symbol is a number, ranging from 1 to 7, within a triangle.

What does the plastic number on a plastic container mean?

That number is a resin identification code associated with the type of plastic used in the container. Some plastics rate less toxic and more environmentally friendly and some considerably less so; some are easier to recycle, some considerably less. Polyethylene terephthalate, also known as PETE or PET.

What do those random numbers on plastic bottles mean?

I speak of the tiny, easily missable triangular markings on plastic bottles or containers with random numbers inside them. But lo and behold! These numbers are anything but random. As an illuminating Quora user revealed, the numbers in these triangles mark the kind of uses the plastic is safe for.

Why do perfume bottles have numbers on the bottom?

Because the aesthetic of the bottle is so important to the product, the majority of manufacturers place the labeling on the bottom with small font in a contrasting color to improve readability. A common misconception is that the numbers on a perfume bottle relate to best before dates.