In 1930, he succeeded in patenting the Birdseye system of freezing food. Car with Combustion Engine (around 1920): Prior to the 1920s, cars were operated with the help of steam engines and were very expensive. Henry Ford invented the first car with a combustion engine, which was much cheaper than the earlier cars.
Zika fever. Zika fever, also known as Zika virus disease or simply Zika, is an infectious disease caused by the Zika virus. Most cases have no symptoms, but when present they are usually mild and can resemble dengue fever. Symptoms may include fever, red eyes, joint pain, headache, and a maculopapular rash.
She says persons who contract the Zika virus, are treated based on the symptoms, as there is no vaccine. Symptoms usually appear following the incubation period of three to 12 days, and last four to seven days.he says persons who contract the Zika virus, are treated based on the symptoms, as there is no vaccine. Symptoms usually appear following the incubation period of three to 12 days, and last four to seven days.