Can syphilis be contracted without body fluid exchange and sexual contact?

There is no body fluid exchange and sexual contact generally will not be infected with syphilis, syphilis is a sexually transmitted disease, the most important route of transmission is sexual life, close contact with syphilis infected persons, there will be a chance of infection through body fluid exchange, generally if the skin is intact, there is no close contact, just shaking hands and hugging will not be infected.