sentence: On the other hand , public transport has now become unhygienic , as lots of people are crowded into a small and enclosed area , and so , a lot of breath & air droplets are easily propagated in this enclosed space , and consequently , you are more susceptible to the various contagious diseases , especially in the winter season when respiratory tract infections flourish , e.g. colds & flu .
modified: On the other hand , public transport now become non hygienic as lots of people are crowded into a small and closed area and so a lot of breathes & air droplets are easily propagated in this enclosed place and consequently , you are more susceptible to the various contagious diseases especially in the winter season where the respiratory tract infections flourish e.g. cold & flu .
transformation: VERB:TENSE, OTHER, ADJ, PUNCT, PUNCT, NOUN, OTHER, PUNCT, ADV, DET, PUNCT, NOUN:NUM