two scientists show their appreciation by shaking hands or high-fiving each other after their long-standing scientific research

analysing analysis analyzing appreciation beaker biochemistry biology biotechnology blue care chemical chemist chemistry coat color concentration development discovery discussion doctor experiment expertise five glasses hands handshake happy health high highfiving hospital indoor innovation joy lab laboratory liquid longstanding medicine microbiology microscope occupation professional protection research researchers science scientific scientist scientists shaking show signs skilled study successful teamwork test tube two university virus work working workplace