(a)  Keep all property useful and necessary in its business in good working order and condition, ordinary wear and tear excepted, except where the failure to do so would not reasonably be expected to have a Material Adverse Effect and (b) maintain with financially sound and reputable insurance companies insurance on all its property in at least such amounts and against at least such risks (but including in any event public liability, product liability and business interruption) as are usually insured against in the same general area by companies engaged in the same or a similar business.