Year Ended December 31,
2021
2020
U.S. dollars in thousands
Wages, salaries, and benefits
4,772
4,435
Offsite contracting and travel
484
1,073
Other research and development expenses
648
749
Depreciation and amortization
177
206
Share-based payment (see Note 12B (1))
1,607
89
Materials usage
216
82
7,904
6,634
Less – changes in estimated government grants
(202
)
(247
7,702
6,387
No definition available.