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THE SCIENCE SUPERSTARS!🔬🌟
🔬 Obtained more than 130 patents
🧪 Created a synthetic drug used to treat glaucoma
💰 Sold his company for more than $2.2 million (1961)
🔗💥 Grandson of former slaves
🇺🇸 Honored on USPS Black Heritage Stamp in 1993
