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Note 8 - Note Receivable
 3 Months Ended
Mar. 31, 2021
Notes to Financial Statements  
Notes Receivable [Text Block]
8.
NOTE RECEIVABLE
 
During the
third
quarter
2020,
the Company loaned
$295,000
as an advance to Technology Transfer Institute (“TTI”) to aid in fulfilling the African contracts. The note does
not
bear any interest if paid within the
nine
(
9
) monthly installments beginning
December 31, 2020. 
The note bears a default rate of
5%.
Currently, TTI is in the process of raising capital to repay the loan, and facilitate fulfilling the African contracts.
No
payments were received from TTI during the
three
months ended
March 31, 2021.
The note is currently in default and as such, has been classified as noncurrent as of
March 31, 2021.