A gel is any liquid (usually) or gaseous medium suspended in a solid three-dimensional mesh which entraps the medium so that it does not flow. By way of (somewhat flawed analogy) think of a giant role of bubble wrap. Its mostly air. But the plastic keeps the air from flowing at a large scale.
Location. Peru is located in the west of South America, and has borders with Ecuador, Colombia, Brazil, Bolivia and Chile. It has sovereignty over 1,285,215 km2 of land and 200 nautical miles of the Pacific Ocean, as well as 60 million hectares of the Antarctic.
As shown in the given Lima location map that Lima is located in the central-west part of the Peru. Lima is the largest and capital city of the country.