Intravenous Injection of Chemotherapy. It is very common for chemotherapy medications to be injected into a vein, or intravenously. In many cases, a nurse or doctor will insert a needle into your vein, often in your hand or arm, and the chemotherapy will be given through there.
5. Box Jellyfish. The Box Jellyfish is arguably the world's most toxic animal and is responsible for over 5,000 human casualties over the past 50 years. These pestilent creatures reside mainly in the waters near Australia, Japan, Hawaii, and the Phillipines.
Countries With The Most Venomous Animals. Which country has the most venomous animals? Surprisingly, itâs not Australia but Mexico with 80, followed by Brazil with 79 and then Australia with just 66 (they just happen to be more potent).