Anne Cheatham and Christine Martey-Ochola, owners of Coatesville-based Nuele Hair, combined their scientific backgrounds to create non-toxic, sustainable products that are 100 percent natural, writes Shaunice Ajiwe for Philadelphia magazine. “Ultra-clean hair products,” said Martey-Ochola. “They’re paraben-free, sulfate-free, alcohol-free, and fragrance-free.” The beauty line was launched in 2020. Since then, the business has won several…