Corona Virus Disease (Covid-19) in 2020 a new type of coronavirus (SARS-CoV-2) has spread, whose disease is called Coronavirus disease 2019
(COVID-19). On March 7, 2021 a new variant B117 was found, a common
symptom is fever, coughing and difficulty breathing. Clinical syndrome is divided
into without complications, pneumonia mild and severe pneumonia. Examination
of specimens taken from throat swabs (nasopharynx and oropharynx) and lower
airway when the virus will disappear which continues to spread. Isolation is
carried out on patients proven to be infected with Covid-19 to prevent wider
spread, avoiding direct contact.
The trial was carried out with the number of samples in this study as many
as 10 people where each sample washed their hands with the recommendations of the Health protocol with a time of 10 seconds of initial washing and 10 seconds after using hand soap with a Touchless Hand Washing Tool. The impetus for
making this touchless handwasher was very well received.
Keywords: Design and Build of Photodiode-based Touchless Hand Washing
Equipment.