For retailers, the important qualities to consider include light protection, shelf life, and resistance against breaking or chipping. Plus, unlike plastic containers, they are not as sensitive to temperature and they do not release harmful chemicals when exposed to extreme heat or cold.Ĭolor can indicate various things about the quality of a glass container. They are generally compact and leakproof. What could be the reasons behind this? Let’s look into some of them: The Case of Colored Glass ContainersĬolored glass containers are known to offer both aesthetic and protective qualities. In fact, they have become more common in antique stores than they are in shopping centers and beauty shops. What’s more, glassmiths can create lighter or darker shades of blue by changing the concentration of the cobalt compound that they use.ĭespite their appealing appearance, there’s a reason why cobalt blue glass containers are not as popular today as they used to be. It’s natural, it’s intense, and even just a small amount of it is usually enough to produce a bright blue color. This is primarily why cobalt is also used in the paint manufacturing industry.
However, unlike typical stains, a cobalt blue stain is intense and permanent. When a cobalt compound, particularly cobalt oxide or cobalt carbonate, is added to a molten glass mixture, the glass naturally gets stained. Cobalt is naturally bluish in color, and it is a highly reliable coloring agent. Some people also use them for decoration or to add an antique vibe to their place.īut how exactly did these glasses become blue? The answer is simple: cobalt. Some people use empty cobalt glass jars and bottles as flower vases, herb canisters, and holders of any other stuff that could fit in. Plus, after using up their contents, customers can use them as decorative elements for their homes or offices. The USA Environmental Protection Agency, Department of Energy, Nuclear Regulatory Commission, and the Occupational Safety and Health Administration have policies and procedures in place to regulate different types of materials that could pose health issues, including cobalt.īlue glass containers are often seen in beauty shops and homeware stores. The same is true for radioactive cobalt, which could damage cells and weaken a person’s immunity against infections.ĭespite these, there’s no reason for the public to worry about cobalt. These animal studies included pigs, guinea pigs, hamsters, and rats.Īccording to studies about cobalt toxicity, industrial workers who inhale cobalt dust in above-normal amounts are the most at risk of developing cobalt-related health problems.
Also, several animal studies reveal that long-term exposure to cobalt in the air can cause lung damage and increased counts of red blood cells. In the 1960s, when adding cobalt to beer was still acceptable, cobalt was linked to a heart problem experienced by people who drank excessively. However, aside from food, cobalt may also enter the body through inhalation or dermal exposure.Įxcessive exposure to cobalt could have harmful impacts on health. Humans normally ingest cobalt through food, particularly meat and dairy products. Cobalt is also necessary for good health as it is one of the elements that form vitamin B12. It is found nearly everywhere, and its uses apply to many different industries-from construction to military, automotive, medicine, agriculture, paint industry, pottery, and many more.Įxposure to cobalt is generally safe, especially if the amount of cobalt is small or the material is already mixed into finished products. It is usually found in rocks, soil, plants, water, and animals. This should help us understand why blue glass became a thing and why some businesses have decided it isn’t anymore.Ĭobalt is a naturally occurring element. Is it worth your money? Is this type of glass safe? Are there better options?īut before going more in-depth, let’s first look into some of the basics.
In this article, we’ll talk about the answers to some of the most common questions of retailers about cobalt blue glass. However, as with any popular product, it’s vital to ask some questions before jumping on the bandwagon and mindlessly buying cobalt glass jars wholesale. Today, cobalt glass jars and bottles remain to be some of the most popular containers that businesses use, particularly retailers of skincare products, perfumes, and essential oils. It’s a color that goes well with nearly any kind of design or style, which is why it’s no surprise that blue glass, particularly cobalt blue glass jars, won the interest of many businesses.Įver since Ancient Egypt, people have been using cobalt blue glass for making dishware, ceramics, jewelry, and different types of embellishments. The color blue is often associated with a sense of tranquility and peace.
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