Figure 1.
Visual markings placed to assist in the maintaining of physical distance. Source: Wikimedia commons. Markings come in very different shapes and cannot be perceived by blind or visually impaired people.
Official websites use .gov
A
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government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.