Bharat Petroleum Corporation Limited (BPCL) has partnered with a company called UltraCash Technologies to offer voice-based digital payment functionality to consumers of BharatGas. Buyers can now book their LPG cylinders by voice. In addition, people without a smartphone or internet can easily book their bottles and even pay digitally with UPI 123Pay. The new payment method was launched by RBI earlier this month. Around 4 million consumers of BharatGas can benefit from…