The Problem With Improper Disposal. Antifreeze, which is comprised of ethylene glycol, water, and corrosion inhibitors, is toxic to humans and animals. Used antifreeze may contain metals that can contaminate soil and groundwater. Metal mg/L (ppm) Cadmium 1.0 Chromium 5.0 Lead 5.0.
The Charles Bridge over the river Vltava is definitely one of the most beautiful places in Prague. It is the oldest bridge in the city, built between the 14 th and 15 th century, and it spans the river with 16 pillars.
Mackinac Bridge. Mackinac Bridge. The Mackinac Bridge is a 5-mile-long (8-km.-long) bridge that carries a four-lane interstate highway, Interstate 75. It was built by the U.S. state of Michigan and connects that state's Upper Peninsula and Lower Peninsula together.