Match these inventions and discoveries to 19th or 20th Centuries
If it weren't for electricity we'd all be watching tv by candlelight! -George Gobol 19th Century / 20th Century 1. aerosol can 6. machine gun 2. anesthetic 7. radar 3. antibiotics 8. solid-fuel rocket 4. typewriter 9. light bulb 5. vanuum cleaner 10. radio Sign in to see full entry.