The COVID-19 crisis had a huge impact on education and became the subject of many scientific studies. The purpose of the paper is to investigate the opinions of professors and students on the quality of teaching and satisfaction with e-learning during the COVID-19 crisis. The aim of the research is to answer the question to what extent professors and students are satisfied with the qu... https://www.bekindtopets.com/save-now-Aqua-Pure-3MFF101-Full-Flow-Drinking-Water-System-Replacement-Cartridge-flash-choice/