We need air purification articles.
The articles should be 500-550 words long, be totally original (pass copyscape) well written with proper syntax spelling, grammar and without factual errors.
The articles will be about air purification systems.
We will hold the copyright of each article. No credit will be given to the writer.
The articles should be written in text format (without any MS Word characters).
Each article will written around one topic (phrase), a list of which we will provide. The phrase will need to appear at least once in the article.