Dangers and Side Effects of Breathing Volcanic Ash

Yesterday, Thursday May 17, 2018, at approximately 1 PM ET/5 AM HST (Hawaiian local time) Kilauea Volcano, located on southeast Island of Hawai’i near Pāhoa, erupted for the first time since 19241. This presumed phreatic eruption has sent ash plumes as far as 12 miles away2, however the actual particulate distance is difficult to measure… Learn More

Resporatory hazards of wildfire smoke

The recent and tragic wildfires in northern California have prompted many to question the respiratory hazards that are being generated due to the pungent smoke and particulate blowing off of these fires. The smoke that is produced during these fires contains a mixture of gases and fine particulates that is generated from organic plant material…. Learn More

Mesothelioma And The Hazards of Airborne Asbestos Particles

Mesothelioma is a particularly aggressive and dangerous form of cancer that manifests in the interior lung lining of the patient. It can spread at a disturbing rate, overtaking the heart, lungs or chest unless it is met with the appropriate chemotherapy treatment. Direct contact with Asbestos is the leading cause of mesothelioma, but the particles… Learn More

Toxicity of methyl methacrylate in dentistry

Initially, denture teeth were made of ceramic material. With the advent of polymethyl methacrylate (PMMA) in the 1940s, a new material was introduced for the fabrication of denture teeth. Denture teeth are currently made of either methacrylate-based resins (acrylic resin) or ceramics. Loss of teeth, which may be due to trauma, dental diseases, pathology, or… Learn More

Carfentanil’s health and safety risks to law enforcement personnel

The Drug Enforcement Agency (DEA) has issued a public warning to the public and law enforcement nationwide about the health and safety risks of carfentanil. Carfentanil is a synthetic opioid, an analog of the popular synthetic opioid analgesic fentanyl. It is 10,000 times more potent than morphine and 100 times more potent than fentanyl, which… Learn More

Hydrochloric acid health risks: vapor, mist, and fume inhalation

Hydrochloric Acid Synonyms for an aqueous solution of hydrogen chloride include chlorhydric acid, hydrochloric acid, and muriatic acid. History of Hydrochloric acid Hydrochloric acid (HCl) was first discovered around 800 C.E. by the alchemist Jabir ibn Hayyan (Geber), by mixing common salt with vitriol (sulfuric acid). Jabir discovered many important chemicals, and recorded his findings… Learn More

A discussion on 3D printers, UFP emission, and HEPA filtration

  Nowadays, it is a common sight to see 3D printers in homes, schools, offices, labs, and workshops. The ability to quickly and economically print objects and prototypes make 3D printing one of the fastest-growing technologies today. The process of creating three-dimensional printed objects is actually quite interesting. The majority of commercially available 3D printers… Learn More

OSHA releases final rule on respirable crystalline silica

Original regulation on occupational exposure to respirable crystalline silica – a known human carcinogen – had not been updated in over 40 years despite years of studies showing its debilitating and often fatal health effects on workers. In most recent years, the use of silica in the workplace has expanded across several new industries and… Learn More

University utilizes ductless containment hood for bone DNA extraction

Traditional DNA specimens gathered at crime and trauma scenes include hair, blood, saliva, and other bodily fluids. In most cases these are excellent sources for identifying human remains. Unfortunately, if a body is severely decomposed, exposed to extreme environmental conditions, or only skeletal remains are found, it makes recovering DNA that much more difficult. In… Learn More