16:00BBC Inside ScienceCoronavirus - Lockdown efficacy; viral testing; surface survival; dog walking safetyBBC Radio 4 Duration: 43 minutes Thu 26th Mar 2020, 16:00 on BBC Radio 4 LWAvailable for over a yearListen nowAnswering your questions on Covid-19 with science Show more GenresFactualScience & NatureFactualScience & NatureScience & TechnologyBrandBBC Inside Science Source: BBC Online