A £6,000 micro loan from the Development Bank of Wales has supported the launch of vegan-friendly candle-maker and retailer Boho Flame Candles Co.   The Blackwood-based start-up uses soy wax and hand-pours small batches of their artisanal candles. They specialise in luxury crystal-infused and scented candles. Owner and founder Melanie Smith decided to turn her hobby in to a business after spending years away from the workforce as a stay-at-home mum to a child with additional needs.   “I’d been…