Facebook

Excel Labs is lid van Facebook. Meld je aan bij Facebook om in contact te komen met Excel Labs.

of

Excel Labs is lid van Facebook. Meld je aan bij Facebook om in contact te komen met Excel Labs.

of

Afbeelding kan het volgende bevatten: de tekst 'CORONAVIRUS ALERT FACE MASK IS MANDATORY 与 excel labs Transmission probability isabove 90% COVID Carrier (without mask) Healthy Contact (without mask) Transmission probability robabily 70% COVID Carrier (without mask) Healthy Contact (with mask) Transmission probability 5% COVID Carrier (with mask) mask) Healthy Contact (without mask) Transmission probability COVID Carrier with mask) mask) 1.5% Healthy Contact (with mask) ANY TYPE OF MASK IS SAFER THAN NO MASK'

Vorige Volgende