The problem is that this whole issue has caused you real financial loss as, no matter who was or is responsible, you just had to withhold the week’s production from sale for fear of much greater losses if your product had been delivered and used in your client’s complex equipment. Even if you exclude your overheads and profit, it’s still Stowerbury’s £30,000 bill for their metals and your production costs which you now realise were probably closer to £60,000 than your £70,000 first estimate. A total of £90,000 including Stowerby’s £30,000