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.
There are two bridge towers on the Lesser Town end of the Charles Bridge. The smaller one was a part of the Judith Bridge originally. It was rebuilt in Renaissance style and lowered in 1591, after a fire. The bigger tower was built in the 15 th century and inspired by the Old Town Bridge Tower.