The salmonella outbreak linked to eggs is still going strong. If you want to avoid becoming a statistic, here's what you need to know about cooking your eggs.

Propane is a flammable derivative of the oil- or natural gas-refining process. It can be transported in certified tanks of many sizes, a feature that makes it a popular fuel for powering outdoor stoves. Propane stoves are convenient, but can also pose safety risks such as fire and carbon monoxide poisoning.

According to the World Health Organization, salmonella bacteria is one of the most common causes of foodborne illness around the world. In the United States, 1.4 million infections result in over 150,000 doctor visits, 15,000 hospitalizations, and 500 deaths each year.

Cars contribute only a modest amount of pollution on their own, but there are, according to Yale University, a fleet of 246 million vehicles in the United States alone, making them a potent polluting force in bulk.

As poison ivy creeps up in the central and eastern U.S., poison oak is the bane of many an outdoor traveler or worker on the West Coast. Extremely common in some places, poison oak also comes in a diversity of growth forms, and its foliage easily blends in with brushy surroundings.

Ink is generally not considered a poisonous substance. Under normal use, ink poisoning is unlikely. Irritation is a bigger possibility than poisoning is. Ingestion of ink is the most common method of ink poisoning.

When toxins enter the body, they are metabolized by the liver or kidneys. After long-term exposure to toxins or short-term exposure to high amounts of toxins, these organs can sustain damage, allowing toxins to build up in the blood and cause severe symptoms.

Rat poison contains a variety of ingredients that work together to kill rodents; however, these substances are also lethal to humans if ingested. The amount of time it takes for symptoms to appear depends upon the amount of rat poison ingested and the number of days it is ingested.

Delicate, luxuriant ferns add a tropical look to your home. To a young child, though, ferns may look tempting to touch or taste. Unfortunately, some species are toxic or can cause dermatitis on contact. Choosing only non-toxic fern species will help keep the children in your house safe.

Sun poisoning or polymorphous light eruption is a type of rash that results from the skin being exposed to too much sunlight, explains MayoClinic.com. Sun poisoning generally starts off as a really bad sunburn.

Contaminated foods, including raw oysters, cause illness in approximately 48 million Americans every year, according to a 2011 report by the Centers for Disease Control and Prevention. Several organisms can cause food poisoning from raw oysters, including norovirus and Vibrio bacteria.

Selenium is a mineral that's essential to the body in trace amounts, mainly for synthesizing enzymes, but it can be toxic in large amounts.