You have to read the bottle. Some Windex's habe ammonia and some have vinegar. I use the vinegar one and its fine. I don't spray it in the screen, I spray it on the towel then wipe gently.
According to the CIA World Factbook, Peru covers a total area of 1,285,216 square kilometers, or 496,224 square miles.This area is delineated by international boundaries and/or coastlines, and so does not include coastal waters belonging to Peru.ccording to the CIA World Factbook, Peru covers a total area of 1,285,216 square kilometers, or 496,224 square miles.
The current population of Peru is 32,086,108 as of Wednesday, April 19, 2017, based on the latest United Nations estimates. Peru population is equivalent to 0.43% of the total world population. Peru ranks number 42 in the list of countries (and dependencies) by population. The population density in Peru is 25 per Km2 (65 people per mi2). The total land area is 1,281,219 Km2 (494,681 sq. miles) 78.7 % of the population is urban (25,304,663 people in 2017) The median age in Peru is 27.8 years.